| Title | Weekend | Week | Total | % Change | Total Weeks |
| 1 (2) |  | Star Wars Episode I: The Phantom Menace (1999) | £1,420,885 | £3,512,149 | £42,883,404 | -39% | 6 |
| 2 (3) |  | Austin Powers: The Spy Who Shagged Me (1999) | £1,255,383 | £2,972,778 | £20,959,275 | -41% | 4 |
| 3 (new) |  | Mickey Blue Eyes (1999) | £977,227 | £977,227 | £977,227 | new | 1 |
| 4 (new) |  | The Thomas Crown Affair (1999) | £916,452 | £916,452 | £916,452 | new | 1 |
| 5 (1) |  | Wild Wild West (1999) | £871,135 | £2,304,593 | £4,791,769 | -65% | 2 |
| 6 (4) |  | Notting Hill (1999) | £340,082 | £857,220 | £28,993,086 | -32% | 14 |
| 7 (5) |  | The Mummy (1999) | £176,175 | £456,547 | £16,914,894 | -46% | 9 |
| 8 (6) |  | The Matrix (1999) | £94,139 | £227,423 | £16,783,409 | -43% | 11 |
| 9 (7) |  | Doug's 1st Movie (1999) | £79,673 | £257,020 | £717,616 | -35% | 3 |
| 10 (new) |  | Rushmore (1999) | £69,703 | £69,703 | £69,703 | new | 1 |
| 11 (8) | | Taal (1999) | £66,525 | £131,146 | £232,736 | -35% | 2 |
| 12 (new) |  | Cookies Fortune (1999) | £61,465 | £61,465 | £61,465 | new | 1 |
| 13 (10) |  | 10 Things I Hate About You (1999) | £37,407 | £135,552 | £2,971,322 | -59% | 7 |
| 14 (9) |  | Entrapment (1999) | £32,281 | £113,849 | £5,669,676 | -66% | 8 |
| 15 (re) |  | The Rugrats Movie (1998) | £17,183 | £17,183 | £13,355,628 | re | 16 |